SeaLux Universal Inboard /Outboard TRANSOM PLATFORM & under mount TELESCOPING 3 Steps LADDER Durable High-density fiberglass platform:W 18"/D 15-1/2"/ H 3/4" 3 steps telescopic Ladder: L deployed: 35"; L stowed: 13.5"; W 11.25"; Platform only: W 18"W x D 15"x T .75" (46x38x2cm) Weight capacity 400 lbs.; Grade 304 Stainless steel construction Mounting hardware included come with 2 stainless steel handrails for inboard installation, and 1 support for outboard installation option.